Improved Competitive Guarantees for QoS Buffering

Alex Kesselman*, Yishay Mansour, Rob Van Stee

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

25 Scopus citations

Abstract

We consider a network providing Differentiated Services (Diffserv) which allow Internet service providers (ISP) to offer different levels of Quality of Service (QoS) to different traffic streams. We study FIFO buffering algorithms, where packets must be transmitted in the order they arrive. The buffer space is limited, and packets are lost if the buffer is full. Each packet has an intrinsic value, and the goal is to maximize the total value of transmitted packets. Our main contribution is an algorithm for arbitrary packet values that for the first time achieves a competitive ratio better than 2, namely 2 - ε for a constant ε > 0.

Original languageEnglish
Title of host publicationLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
EditorsGiuseppe di Battista, Uri Zwick
PublisherSpringer Verlag
Pages361-372
Number of pages12
ISBN (Print)3540200649, 9783540200642
DOIs
StatePublished - 2003

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume2832
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

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